—Section 5.1 – Life Runs on Energy

o  Describe what energy is (definition). Explain how this definition applies to life. Use a cell as an example. Use an entire organism as an example.

o  What are the first and second law’s of thermodynamics? What does each one mean for life, from the perspective of a cell?

o  Compare kinetic versus potential energy. How does life obtain potential energy?

–Section 5.3 – How Enzymes Work

o  What is an enzyme? First, which macromolecule is it? Then, what does an enzyme do?

o  How does an enzyme accomplish its job? (Read about induced fit model)

o  What is a substrate?


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